FR777943A
Expired / Lapsed
FR
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Assignee: TELEPHONES GRAMMONT SOC D
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Filing: 1933-11-22
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Granted: 1935-03-05
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Expires: 1953-11-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 07:54
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/52; H03C1/54; H03C1/56; H03C1/58
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